EP0378953B1 - Benzylidène azolylméthylecycloalcane et utilisation comme fongicide - Google Patents

Benzylidène azolylméthylecycloalcane et utilisation comme fongicide Download PDF

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EP0378953B1
EP0378953B1 EP89420520A EP89420520A EP0378953B1 EP 0378953 B1 EP0378953 B1 EP 0378953B1 EP 89420520 A EP89420520 A EP 89420520A EP 89420520 A EP89420520 A EP 89420520A EP 0378953 B1 EP0378953 B1 EP 0378953B1
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Prior art keywords
radicals
mono
polyhalo
alkoxy
hydrogen atom
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German (de)
English (en)
French (fr)
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EP0378953A1 (fr
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Jeann Hutt
Jacques Mugnier
Régis Pepin
Alfred Greiner
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BASF Agro BV Arnhem NL Zweigniederlassung Freienbach
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Rhone Poulenc Agrochimie SA
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Priority claimed from FR8817580A external-priority patent/FR2641277B1/fr
Priority claimed from FR8909079A external-priority patent/FR2649101B1/fr
Priority claimed from FR8909741A external-priority patent/FR2649700B2/fr
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
    • C07D303/02—Compounds containing oxirane rings
    • C07D303/12—Compounds containing oxirane rings with hydrocarbon radicals, substituted by singly or doubly bound oxygen atoms
    • C07D303/18—Compounds containing oxirane rings with hydrocarbon radicals, substituted by singly or doubly bound oxygen atoms by etherified hydroxyl radicals
    • C07D303/20—Ethers with hydroxy compounds containing no oxirane rings
    • C07D303/22—Ethers with hydroxy compounds containing no oxirane rings with monohydroxy compounds
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
    • A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
    • A01N43/20—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom three- or four-membered rings
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/48—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with two nitrogen atoms as the only ring hetero atoms
    • A01N43/50—1,3-Diazoles; Hydrogenated 1,3-diazoles
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/64—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with three nitrogen atoms as the only ring hetero atoms
    • A01N43/647—Triazoles; Hydrogenated triazoles
    • A01N43/653—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
    • C07C45/74—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups combined with dehydration
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/657—Unsaturated compounds containing a keto groups being part of a ring containing six-membered aromatic rings
    • C07C49/683—Unsaturated compounds containing a keto groups being part of a ring containing six-membered aromatic rings having unsaturation outside the aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/687—Unsaturated compounds containing a keto groups being part of a ring containing halogen
    • C07C49/697—Unsaturated compounds containing a keto groups being part of a ring containing halogen containing six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
    • C07C49/753—Unsaturated compounds containing a keto groups being part of a ring containing ether groups, groups, groups, or groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/12—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
    • C07D233/60—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms with hydrocarbon radicals, substituted by oxygen or sulfur atoms, attached to ring nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
    • C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
    • C07D303/02—Compounds containing oxirane rings
    • C07D303/08—Compounds containing oxirane rings with hydrocarbon radicals, substituted by halogen atoms, nitro radicals or nitroso radicals

Definitions

  • the present invention relates to new compounds, for phytosanitary use, with benzylidene azolylmethylcycloalkane or cycloalkene groups. It also relates to the processes for the preparation of said compounds and the products which may be used as intermediates in the preparation processes. It then relates to the use as fungicides of these compounds, the fungicidal compositions based on these compounds and methods for combating fungal diseases of crops using these compounds. It also relates to a product for propagating cultivated plants which has undergone a protective treatment with a compound of the invention.
  • an object of the present invention is to propose other compounds broad spectrum fungicides useful in particular in the treatment of diseases of the foot such as the pietin pours or of the leaf such as powdery mildew, septoria, blast, fusariosis, rhynchosporiosis, diseases caused by pathogenic fungi such as Botrytis, Phoma, Aschochyta, in crops as diverse as cereals, vines, rice, corn, soybeans for example.
  • the cycloalkane can be a cyclopentane or cyclohexane or cycoheptane, or cyclopentene, cyclohexene or cycloheptene.
  • X is a halogen atom, preferably fluorine, bromine, chlorine, or a cyano or nitro group, or an optionally halogenated C ou-C4 alkyl or C1-C4 alkoxy group
  • n is a positive or zero integer, less than 6, the groups X being able to be identical or different when n is greater than 1
  • R3, R6 to R11 represent the hydrogen atom or a C1-C4 alkyl radical optionally substituted (by one or more atoms or radicals chosen from halogen atoms, C1-C4 alkoxy radicals, mono or polyhalo C1-C4 alkoxy), C3-C7 cycloalkyl, C6-C10 aryl, C7-C11 aralkyl radicals, these various radicals possibly being substituted (by one or more atoms or radicals chosen from halogen atoms, radicals C1-C4 alkyl, mono or polyhalo C1-C4 alkyl radicals, C1-C4 alkoxy radicals and mono or polyhalo C1-C4 alkoxy radicals), or two adjacent radicals of the chain A form together, with the atoms of A to which they are attached, a phenyl ring attached to the cycloalkane, R5 represents the hydrogen atom, a C1-C4 alkyl radical optionally substitute
  • the invention also relates to the salified forms of the compounds according to the invention.
  • the salified forms are the forms acceptable in agriculture among which there may be mentioned: the hydrochloride, sulphate, oxalate, nitrate or arylsulphonate as well as the addition complexes of these compounds with metal salts, and in particular iron, chromium, copper salts , manganese, zinc, cobalt, tin, magnesium and aluminum.
  • complexes with zinc can be obtained by reacting the compound of formula I with zinc chloride.
  • radicals concerned can be branched or linear.
  • optionally halogenated optionally means mono or poly halogenated.
  • the symbol means that the stereochemistry of the double bond can be either E or Z or a mixture of the two. Given the steric constraints, the majority form will be the form where R12 is in position E with respect to R3, R4. Part E is practically the only form obtained when R12 is H.
  • the compounds of formula I and the compounds which may be used as intermediates in the preparation processes and which will be defined when describing these processes may exist in one or more forms of isomers depending on the number of asymmetric centers of the molecule.
  • the invention therefore relates to all the optical isomers as well as their racemic mixtures and the corresponding diastereoisomers.
  • the separation of the diastereoisomers and / or of the optical isomers can be carried out according to the methods known per se.
  • X is the chlorine atom.
  • R5 is hydrogen or C1-C4 alkyl
  • R5 is the hydrogen atom
  • A is CR6R7, R1, R2 are chosen from the methyl or ethyl radicals, R3, R5 to R7, R12 are the hydrogen atom, R4 is methyl, ethyl, n-propyl, i-propyl, or the hydrogen atom, or A is CR6R7 CR8R9, R1 , R2 are chosen from methyl, ethyl, or the hydrogen atom, R3, R5 to R9, R12 are the hydrogen atom, R4 is methyl, ethyl, n-propyl, i-propyl, or l hydrogen atom.
  • the present invention also relates to processes for the preparation of the compounds according to the invention.
  • This process consists in reacting the chloride of an omega-alkenoic acid of formula: in which R1, R2 cannot be a C1-C4 alkyl radical substituted by one or more C2-C4 alkenyl, C2-C4 alkynyl, mono or poly halo C2-C4 alkenyl, mono or poly halo C2-C4 alkynyl radicals or a radical C1-C4 alkoxy, in the presence of aluminum chloride in an inert solvent such as dichloromethane or carbon disulfide or nitromethane as described in the literature by KR KOPECKY et al in Can.J.Chem.
  • A1H corresponds to the groups -CR7H, or -CR6R7-CR9H or -CR6R7-CR8R9-CR11H, and is only obtained when A is therefore A1H.
  • R1, R2 have the same meaning as in the general formula except that they cannot be a C1-C4 alkyl radical substituted by one or more C2 radicals -C4 alkenyl, C2-C4 alkynyl, mono or poly halo C2-C4 alkenyl, mono or poly halo C2-C4 alkynyl, or the radical C1-C4 alkoxy
  • R4 has the same meaning as in the general formula except that 'it cannot be the halogen atom
  • R3, R6, R7 have the same meaning as in the general formula, is subjected to the well-known reaction of aldolization crotonization by condensation with a benzaldehyde of formula: in order to obtain compounds of formula VII where R12 is the hydrogen atom:
  • a silylated ether of formula XI is reacted: with a
  • R1 is an optionally substituted alkyl or aralkyl group, as defined in the general formula
  • R2 different from hydrogen or from the C1-C4 alkyl radical substituted by one or more C2-C4 alkenyl radicals , C2-C4 alkynyl, mono or poly halo C2-C4 alkynyl
  • another process consists in reacting one of the ketones of formula III, V, VII prepared as above, where R1 is the hydrogen atom and R2 is different from the hydrogen atom or from the C1-C4 alkyl radical substituted by one or more C2-C4 alkenyl, C2-C4 alkynyl, mono or poly halo C2-C4 alkynyl radicals, with an alkylating agent R1-Y where R1 is an alkyl or aralkyl group, optionally substituted, as defined in the general formula, and Y a leaving group such as halogen, sulfonate or sul
  • another method consists in reacting a ketone of formula III, V, VII prepared as above, where R1, R2 are the hydrogen atom with an alkylating agent R1-Y where R1 is an alkyl or aralkyl group as defined in the general formula, and Y a leaving group such as halogen, sulfonate or sulfate for example in the presence of '' an organic or inorganic base, preferably hydroxides, alcoholates and alkali or alkaline earth hydrides in a solvent or mixture of protic or aprotic solvents such as saturated, unsaturated or aromatic hydrocarbons, optionally halogenated, alcohols, amides, nitriles, oxygenated solvents of sulfides such as DMSO or sulfolane.
  • R1, R2 are the hydrogen atom with an alkylating agent R1-Y where R1 is an alkyl or aralkyl group as defined in the general formula, and Y a leaving group such as
  • R1 form a C2-C5 hydrocarbon chain
  • R9 being a C2-C5 hydrocarbon radical optionally substituted (for example by one or several atoms or radicals such as halogen atoms, C1-C4 alkyl radicals, mono or polyhalo C1-C4 alkyl radicals, C1-C4 alkoxy radicals and mono or poly halo C1-C4 alkoxy radicals on a ketone of formula III, V, VII, where R1, R2 are the hydrogen atom, according to the process indicated above.
  • R1 and / or R2 are an allyl group
  • another process consists in reacting a ketone of formula V in which R1, R2 are the hydrogen atom with 2 moles of allyl alcohol, 1 mole of 2, 2-dimethoxypropane, in the presence of a catalytic amount of paratoluenesulfonic acid and in an inert solvent such as toluene in order to obtain the corresponding monoallylated ketone as is well described by WL Howard NB Lorette Org. Synth. 42 , 34, (1964).
  • This ketone is then reacted with the compound of formula VI as indicated above and addition of another allyl radical by the method indicated above by alkylation.
  • R1 and / or R2 are a C1-C4 alkoxy radical
  • ketones VII for which at least one of R1, R2 is hydrogen consists in preparing an enamine from a cycloalcanone V where at least one of R1 and R2 is hydrogen according to BC Mc KUSICK, FE NURFORD Org. Synth. Coll. Flight. V, 808 and to condense the latter with a benzaldehyde VI according to L. BIRKOFFER, SM KIM, HD ENGELS Chem. Ber. (1962) 95 , 1495.
  • the acid hydrolysis according to this article then leads to ketones VII where at least one of the groups R1, R2 is hydrogen.
  • the compounds of formula I where R4 represents a halogen atom and R5 is the hydrogen atom are obtained by allylic halogenation of the compounds of formula I in which R4, R5 are the hydrogen atom with NBS (N-bromosuccinimide ), NCS (N-chlorosuccinimide), t-BuOCl in CCl4 in the presence of peroxides or UV light according to L. HORNER, EH WINKELMANN, Angew.Chem. 71 , 349, (1959).
  • the compound of formula I in which R5 is different from the hydrogen atom and R4 is different from the halogen atom is obtained by etherification or esterification of the compounds of formula I in which R5 is the hydrogen atom and R4 is different from the halogen atom according to conventional methods well known to those skilled in the art: ethers can be obtained by treating an alkaline salt of the alcohol of formula (I) (for example a salt of lithium or sodium with the appropriate halide of formula R5Hal.
  • the compounds of formula (I) in which R4 is the halogen atom and R5 is different from the hydrogen atom are obtained by in a first step esterification or etherification as described above of a compound of formula (I) in which R5, R4 are the hydrogen atom then halogenation of the resulting compound of formula (I) as described previously by NBS for example.
  • the compounds of formula XI and XII are obtained in a manner known to those skilled in the art.
  • the corresponding benzophenone can be acetalized in an acid medium with an alcohol R10OH in the case of the compound of formula XII.
  • Trimethylsilyl chloride can be added to the corresponding cyclopentanone in the presence of dimethylformamide and triethylamine in the case of formula XII.
  • the cyclic ketone of formula (IV) is subjected to the well-known reaction of aldolization crotonization by condensation with a benzaldehyde of formula VI in order to obtain the compound of formula: Said compound of formula (VIII) is reacted with a sulfonium ylide as described in EJCOREY Michael CHAYKOVSKY J.Am.Chem.Soc.
  • an organic or inorganic base for example pyridine, triethyalmine, sodium hydroxide, potassium hydroxide, carbonates and bicarbonate of alkali metals and in a suitable solvent such as for example alcohols, ketones, amides, nitriles, optionally halogenated aromatic hydrocarbons
  • the present invention also relates to the use of the compounds of formula I as fungicides.
  • the compounds according to the invention can be used for the preventive as well as curative fight against fungi, in particular of the basidiomycetes, ascomycetes, adelomycetes or fungi-imperfecti type, in particular rusts, powdery mildew, black mold, fusarium wilt, fusarium roseum, fusarium snow, helminthosporioses, rhynchosporioses, septoria, rhizoctonia of plants and plants in general and in particular of cereals such as wheat, barley, rye, oats and their hybrids and also rice and corn.
  • fungi in particular of the basidiomycetes, ascomycetes, adelomycetes or fungi-imperfecti type, in particular rusts, powdery mildew, black mold, fusarium wilt, fusarium roseum, fusarium snow, helminthosporioses, rhynchosporios
  • the compounds according to the invention are active in particular against fungi, in particular of the basidiomycetes, ascomycetes, adelomycetes or fungi-imperfecti type such as Botrytis cinerea, Erysiphe graminis, Puccinia recondita, Piricularia oryzae, Cercospora beticola, Puccinia striiformis, Erysiphe cichoracearum (Fusarium oxarium melonis), Pyrenophora avenae, Septoria tritici, Venturia inaequalis, Whetzelinia sclerotiorum, Monilia laxa, Mycosphaerella fijiensis, Marssonina panettoniana, Alternaria solani, Aspergillus niger, Cercospora arachidicola, Cladosporium herbarumicus pherumumus sporium orbarminus spermiumumbarus spermium
  • Acrostalagmus koningi Alternaria, Colletotrichum, Corticium rolfsii, Diplodia natalensis, Gaeumannomyces graminis, Gibberella fujikuroi, Hormodendron cladosporioides, Lentinus degener or tigrinus, Lenzites quercina, Memnucella ecella varioti, Pellicularia sasakii, Phellinus megaloporus, Polystictus sanguineus, Poria vaporaria, Sclerotium rolfsii, Stachybotris atra, Stereum, Stilbum sp. Trametes trabea, Trichoderma pseudokoningi, Trichothecium roseum.
  • the compounds of the invention are particularly advantageous by their broad spectrum in terms of cereal diseases (powdery mildew, rust, black mold, helminthosporioses, septoria and fusarioses). They are also of great interest because of their activity on gray mold (Botrytis) and Sigatoka, and, therefore, they can be applied to crops as varied as vines, vegetable crops and arboriculture and tropical crops such as peanut, banana, coffee, pecan and others.
  • the compounds can be used for the protection of plant propagation products against diseases caused by fungi.
  • the invention therefore also relates to a product for propagating cultivated plants which has undergone a protective treatment with a compound of the invention.
  • multiplication product designates all the generative parts of the plant that can be used for its multiplication.
  • This "multiplication product” is chosen from: seeds (seeds in the narrow sense), roots, fruits, tubers, bulbs, rhizomes, stem parts, plants, (shoots) and other parts of plants , sprouted plants and young plants which must be transplanted after germination or after emergence from the ground. These young plants can be protected before transplantation by total or partial treatment by immersion.
  • these compounds will be applied at a rate of 0.1 g to 500 g per quintal of seeds.
  • these compounds can be used in the treatment of seeds (for example cereals, cotton, beets, rapeseed, fodder seeds, vegetable grains) for example in the form of coating or film coating.
  • seeds for example cereals, cotton, beets, rapeseed, fodder seeds, vegetable grains
  • FR-A-2 588 442. It will also be possible to use concentrated suspensions.
  • the products of the invention make it possible to effectively combat microorganisms, the proliferation of which creates numerous problems in the agricultural and industrial fields.
  • they are particularly suitable for protection plants or industrial products such as wood, leather, paints, paper, ropes, plastics, industrial water circuits.
  • lignocellulosic products and in particular wood, whether it is furniture wood, framework or wood exposed to the weather such as fence wood, vine stakes, railway sleepers.
  • the compounds according to the invention used alone or in the form of compositions as defined above in wood treatments, are generally used with organic solvents and can be optionally combined with one or more known biocidal products such as pentachlorophenol, metal salts, in particular of copper, manganese, cobalt, chromium, zinc derived from mineral or carboxylic acids (heptanoic, octanoic, naphthenic acids); organic tin complexes, mercaptobenzothiazole, insecticides such as pyrethroids or organochlorines.
  • biocidal products such as pentachlorophenol, metal salts, in particular of copper, manganese, cobalt, chromium, zinc derived from mineral or carboxylic acids (heptanoic, octanoic, naphthenic acids); organic tin complexes, mercaptobenzothiazole, insecticides such as pyrethroids or organochlorines.
  • the invention also relates to a method for treating cultures affected or liable to be affected by fungal diseases, characterized in that an effective dose of a compound of the invention is applied to the leaves.
  • the compounds are advantageously applied at doses of 0.002 to 5 kg / ha, and more specifically from 0.005 to 1 kg / ha.
  • compositions which can be used for protecting plants against fungal diseases, or in compositions which regulate plant growth contain as active material a compound according to the invention as described above in combination with solid or liquid carriers, acceptable in agriculture and / or surfactants also acceptable in agriculture.
  • solid or liquid carriers acceptable in agriculture and / or surfactants also acceptable in agriculture.
  • surfactants also acceptable in agriculture.
  • the usual inert supports and the usual surfactants can be used.
  • compositions usually contain between 0.5 and 95% of compound according to the invention.
  • support in the present description, is meant an organic or mineral, natural or synthetic material, with which the active material is associated to facilitate its application to the plant, to seeds or to the soil.
  • This support is therefore generally inert and it must be acceptable in agriculture, in particular on the treated plant.
  • the support can be solid (clays, natural or synthetic silicates, silica, resins, waxes, solid fertilizers, etc.) or liquid (water, alcohols, ketones, petroleum fractions, aromatic or paraffinic hydrocarbons, chlorinated hydrocarbons, liquefied gases , etc ).
  • the surfactant can be an emulsifying, dispersing or wetting agent of ionic or nonionic type. Mention may be made, for example, of salts of polyacrylic acids, salts of lignosulfonic acids, salts of phenolsulfonic or naphthalene sulfonic acids, polycondensates of ethylene oxide on fatty alcohols or on fatty acids or on fatty amines , substituted phenols (especially alkylphenols or arylphenols), salts of sulfosuccinic acid esters, taurine derivatives (in particular alkyltaurates), phosphoric esters of polyoxyethylated alcohols or phenols.
  • the presence of at least one surfactant is generally essential when the active material and / or the inert support are not soluble in water and the vector agent for the application is water.
  • compositions may also contain all kinds of other ingredients such as, for example, protective colloids, adhesives, thickeners, thixotropic agents, penetrating agents, stabilizers, sequestrants, etc. as well as other known active ingredients with pesticidal properties (in particular insecticides or fungicides) or with properties which promote plant growth (in particular fertilizers) or with properties which regulate plant growth.
  • protective colloids such as, for example, protective colloids, adhesives, thickeners, thixotropic agents, penetrating agents, stabilizers, sequestrants, etc.
  • active ingredients with pesticidal properties (in particular insecticides or fungicides) or with properties which promote plant growth (in particular fertilizers) or with properties which regulate plant growth.
  • the compounds according to the invention can be combined with any solid or liquid additive corresponding to the usual techniques of formulation.
  • the compounds of formula (I) are therefore generally in the form of compositions; these compositions according to the invention are themselves in fairly diverse forms, solid or liquid.
  • powders for dusting or dispersion with a content of compound of formula (I) which can range up to 100%
  • granules in particular those obtained by extrusion, by compacting, by impregnation of a granulated support, by granulation at starting from a powder (the content of compound of formula (I) in these granules being between 1 and 80% for the latter cases).
  • the active ingredient is mixed with epichlorohydrin and dissolved with 60 g of acetone; the polyethylene glycol and the cetyl ether of polyglycol are then added.
  • the kaolin is sprayed with the solution obtained and the acetone is then evaporated under vacuum.
  • such a microgranulate is used to combat soil fungi.
  • the compounds of formula (I) can also be used in the form of powder for dusting; it is also possible to use a composition comprising 50 g of active material and 950 g of talc; one can also use a composition comprising 20 g of active material, 10 g of finely divided silica and 970 g of talc; these constituents are mixed and ground and the mixture is applied by dusting.
  • liquid compositions or intended to constitute liquid compositions during application, mention may be made of solutions, in particular concentrates soluble in water, emulsifiable concentrates, emulsions, concentrated suspensions, aerosols, wettable powders (or spray powder), pastes.
  • the emulsifiable or soluble concentrates most often comprise 10 to 80% of active material, the emulsions or solutions ready for application containing, for their part, 0.01 to 20% of active material.
  • emulsifiable concentrates can contain, when necessary, 2 to 20% of suitable additives such as stabilizers, surfactants, penetrating agents, corrosion inhibitors, dyes or the previously mentioned adhesives.
  • composition of some concentrates As an example, here is the composition of some concentrates:
  • emulsions of any type can be obtained by dilution with water. desired concentration, which are particularly suitable for application on the leaves.
  • the concentrated suspensions are prepared so as to obtain a stable fluid product which does not deposit and they usually contain from 10 to 75% of active material, from 0.5 to 15% of surfactants, from 0 , 1 to 10% of thixotropic agents, 0 to 10% of suitable additives, such as defoamers, corrosion inhibitors, stabilizers, penetrating agents and adhesives and, as support, water or an organic liquid in which the active ingredient is sparingly or not very soluble: certain organic solids or mineral salts can be dissolved in the support to help prevent sedimentation or as antifreeze for water.
  • Wettable powders are usually prepared so that they contain 20 to 95% of active ingredient, and they usually contain, in addition to the solid support, 0 to 5% of a wetting agent, 3 10% of a dispersing agent, and, when necessary, 0 to 10% of one or more stabilizers and / or other additives, such as penetrating agents, adhesives, or anti-caking agents, coloring agents, etc ...
  • compositions of wettable powders As an example, here are various compositions of wettable powders:
  • Another 70% spray powder composition uses the following constituents:
  • Another 40% spray powder composition uses the following constituents:
  • active ingredient 100g - mixture of sodium salts of saturated fatty acid sulfates 30g - condensation product of naphthalene sulfonic acid and formaldehyde 50g - kaolin 820 g
  • the active ingredients are intimately mixed in appropriate mixers with the additional substances and ground with mills or other suitable grinders.
  • pasta can be made.
  • the conditions and methods of making and using these pastes are similar to those of wettable powders or spraying powders.
  • aqueous dispersions and emulsions for example the compositions obtained by diluting with water a wettable powder or an emulsifiable concentrate according to the invention, are included in the general scope of the present invention.
  • the emulsions can be of the water-in-oil or oil-in-water type and they can have a thick consistency like that of a "mayonnaise".
  • the doses of use in the case of use as fungicides of the compounds according to the invention can vary within wide limits, in particular according to the virulence of the fungi and the climatic conditions.
  • compositions containing 0.5 to 5000 ppm of active substance are very suitable; these values are indicated for the compositions ready for application.
  • Ppm means "part per million”.
  • the area from 0.5 to 5000 ppm corresponds to an area from 5x10-5 to 0.5% (percentages by weight).
  • compositions suitable for storage and transport they more advantageously contain from 0.5 to 95% (by weight) of active substance.
  • compositions for agricultural use according to the invention can contain the active materials according to the invention within very wide limits, ranging from 5.10-5% to 95% (by weight).
  • This compound dissolved in 50ml of THF was added to a solution formed as follows: 1.9 g of sodium hydride (80% dispersion in mineral oil) in 50ml of anhydrous DMSO is heated at 80 ° C until 'with total dissolution of the solid. Then the solution is diluted with 100ml of THF then cooled to -10 ° C. A solution of 11.5 g of trimethylsulfonium iodide is added to the mixture over ten minutes. in 80 ml of dimethylsulfoxide and the mixture was stirred for 15 minutes at -10 ° C. An 11.8 g solution of 2,2-dimethyl 4-chloro 5- (4-chloro benzylidene) 1-cyclopentanone was then added in 100 ml of THF.
  • a mixture of 2.3 g of sodium hydride and 120 ml of DMSO is heated to 75 ° C. until the solid has dissolved.
  • 120 ml of THF are added and the solution is cooled to -5 ° C.
  • 16 g of trimethylsulfonium iodide in 50 ml of DMSO are added while maintaining the temperature below 0 ° C.
  • 15.8 g of 2- (4-chlorobenzylidene) 3,5,5-trimethyl cyclopentanone dissolved in 20 ml of THF are added and the solution is left at room temperature.
  • 2- (4-chloro-benzylidene) 3,5,5-trimethyl cyclopentanone is obtained in the following manner: To 2.7 g of magnesium in 50 ml of ether are added 7 ml of methyl iodide. When the organomagnesium is formed, the solution is cooled to -5 ° C and 1 g of cuprous iodide are added. 10 g of 5,5-dimethyl 2-cyclopentenone in 30 ml of ether are added while keeping the temperature below 0 ° C. 14 g of chlorobenzaldehyde in ether are then added. 50 ml of concentrated hydrochloric acid are then added and then 50 ml of water. The aqueous phase is then extracted with ether. The organic phase is washed, dried and purified on a silica column. 15.8 g of an oily product are obtained. 5,5-Dimethyl 2-cyclopentenone is obtained in a known manner.
  • a mixture of 2.7 sodium hydride and 120 ml of DMSO is heated to 75 ° C until dissolved.
  • 120 ml of THF are added and the solution is cooled to -5 ° C.
  • 12.6 g of trimethylsulfonium iodide in 50 ml of DMSO are added while maintaining the temperature below 0 ° C.
  • 16.5 g of 2- (4-chlorobenzylidene) 5,5-diallylcyclopentanone in 20 ml of THF are added and the solution is left at room temperature.
  • 2- (4-chloro-benzylidene) 5,5-diallyl cyclopentanone is obtained in the following way: 2.5 g of sodium hydride are washed with 50 ml of heptane. 100 ml of toluene and 6.7 ml of tert-methyl alcohol are added and heated to 50 ° C. When the evolution of hydrogen is stopped, 15 g of 2- (4-chlorobenzylidene) 5-allylcyclopentanone and 8.1 ml of allyl chloride are added. The solution is heated to reflux, cooled, washed with water. The organic phase is dried. 16.5 g of a liquid product are obtained after evaporation. 5-allylcyclopentanone is obtained according to WL Howard NB Lorette Org. Synth. 42 , 34.
  • 2- (4-chlorobenzylidene) 5,5-dimethyl 1- (1H 1,2,4-triazolmethyl) cyclopentane-1-ol is obtained in the following way: To a mixture of 10 g of 2,2-dimethyl cyclopentanone and 13.8 g of 4-chlorobenzaldehyde in 100 ml of ethanol at 0 ° C, 100 ml of a 10% aqueous sodium hydroxide solution are added. After 10 minutes a thick slurry was filtered and the solid washed and then dried. 12.5 g of 2,2-dimethyl 5- (4-chloro benzylidene) 1-cyclopentanone with a melting point of 120 ° C. are obtained.
  • This compound dissolved in 50ml of THF was added to a solution formed in the following manner: 1.9 g of sodium hydride (80% dispersion in mineral oil) in 50 ml of anhydrous DMSO is heated to 80 ° C. until the solid is completely dissolved. Then the solution is diluted with 100ml of THF then cooled to -10 ° C. A solution of 11.5 g of trimethylsulfonium iodide in 80 ml of dimethylsulfoxide is added to the mixture over ten minutes and the mixture was stirred for 15 minutes at -10 ° C.
  • the medium is heated to 93 ° for 1 hour 30 minutes after distillation of 30 ml of THF and addition of DMF (50 ml).
  • Example I The procedure of Example I is then applied to 4 g of this ketone to yield, after chromatography, the expected product, melting at 179 ° C. (compound no. 37).
  • the spraying of solutions or suspensions of active materials is carried out under conditions such that the spraying of a solution or suspension of concentration equal to 1 g / l corresponds on average to the application of approximately 2 micrograms of material active per cm2 of plant leaf.
  • a product exerts total protection against a fungal disease when the protection is at least 95%; protection is considered good when it is at least 80% (but less than 95%), as fairly good when it is at least 70% (but less than 80%), as average when is at least 50% (but less than 70%).
  • the percentages are, unless otherwise indicated and except those relating to yields, percentages by weight. In the case where the percentages are expressed relative to the stoichiometry, these are molar percentages. Regarding the concentrations, some of them are expressed in ppm (parts per million) which corresponds to mg / l.
  • This aqueous emulsion is then diluted with water to obtain the desired concentration.
  • Tomatoes grown in a greenhouse (Marmande variety) aged 30 to 40 days are treated by spraying with aqueous emulsions (called boiled) as defined above and at various concentrations of the test compound. The test is repeated twice with each concentration.
  • the leaves are cut and placed in 2 Petri dishes (diameter 14 cm), the bottom of which has previously been lined with a disc of wet filter paper (5 leaflets per dish).
  • the inoculum is then brought using a syringe by depositing drops (3 drops per leaflet) of a suspension of spores.
  • This suspension of Botrytis cinerea spores was obtained from a 15-day culture, then suspended in a nutrient solution (100,000 units / cm3).
  • the control is done at 3 and 6 days after the contamination by comparison with an untreated control.
  • slurry aqueous emulsion
  • the test is repeated twice. After 24 hours, the barley plants are dusted with Erysiphe graminis spores, the dusting being carried out using diseased plants.
  • Reading is done 8 to 14 days after contamination.
  • an aqueous suspension of spores (50,000 sp / cm3) is sprayed onto the wheat; this suspension was obtained from contaminated plants.
  • the wheat is then placed for 48 hours in an incubation cell at approximately 18 ° C. and at 100% relative humidity.
  • the relative humidity is reduced to 60%.
  • the condition of the plants is checked between the 11th and 15th day after contamination by comparison with the untreated control.
  • Rice in pots, sown in a 50/50 mixture of enriched peat and pozzolan, is treated at the 10 cm high stage by spraying with an aqueous emulsion (called slurry) defined above with the concentration indicated below. The test is repeated twice. After 48 hours, treatment is carried out by application to the leaves, with a suspension of spores obtained in pure culture.
  • slurry aqueous emulsion
  • Reading is done 8 days after contamination. Under these conditions, the following results are observed: At a dose of 1 g / l, good or total protection with the compounds 1, 2, 4, 25, 28, and at 0.3 g / l with compounds 7, 9, 11, 12, 13, 14, 22, 29, 30, 33, 34, 38, 39, 43, 44, 47.
  • the percentage of infection is zero at 30 days after sowing, the seedlings grown untreated seeds being 100% contaminated.
  • Talent variety wheat seeds naturally contaminated with Fusarium roseum are treated with a spray solution defined above in Example X at doses of 10, 25, 50, 100 g to 100 kg of seeds.
  • 50 g of treated seeds 200 seeds are deposited on a medium containing gelose and malt in the respective concentrations of 2% and 1%.
  • the seeds are stored for 10 days at 20 ° C.
  • the control of the state of the seeds is done by comparison with the untreated control where colonies of Fusarium roseum have developed .
  • Talent variety wheat grains are treated with a porridge at doses of 2.5, 10, 25, 50, 100, 200, 400g / q.
  • the seeds are placed on a filter paper soaked in water. After 15 days of incubation at 25 ° C., the lengths of the coleoptiles and of the first leaves are measured for the compounds n ° 1, 13, 15, 35, and 37.

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EP89420520A 1988-12-29 1989-12-27 Benzylidène azolylméthylecycloalcane et utilisation comme fongicide Expired - Lifetime EP0378953B1 (fr)

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FR8817580A FR2641277B1 (fr) 1988-12-29 1988-12-29 Azolylmethylcyclopentane ou cyclopentene benzolidene et utilisation comme fongicide
FR8817580 1988-12-29
FR8909079 1989-06-30
FR8909079A FR2649101B1 (fr) 1989-06-30 1989-06-30 Azolylmethylcyclohexane benzilidene et utilisation comme fongicide
FR8909741 1989-07-13
FR8909741A FR2649700B2 (fr) 1988-12-29 1989-07-13 Azolylmethylcyclopentane benzilidene et utilisation comme fongicide

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US8765636B2 (en) 2005-07-28 2014-07-01 Bayer Intellectual Property Gmbh Synergistic fungicidal active compound combinations containing a carboxamide, an azole, a second azole or a strobilurin
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8765636B2 (en) 2005-07-28 2014-07-01 Bayer Intellectual Property Gmbh Synergistic fungicidal active compound combinations containing a carboxamide, an azole, a second azole or a strobilurin
WO2012146535A1 (en) 2011-04-28 2012-11-01 Basf Se Process for the preparation of 2-substituted 2,4-dihydro-[1,2,4]triazole-3-thiones
WO2012146598A1 (en) 2011-04-28 2012-11-01 Basf Se Process for the preparation of 2-substituted 4-amino-2,4-dihydro-[1,2,4]triazole-3-thiones
US9095136B2 (en) 2011-11-25 2015-08-04 Bayer Intellectual Property Gmbh 2-IODO imidazole-derivatives

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CA2006309A1 (fr) 1990-06-29
ES2087873T3 (es) 1996-08-01
GR3020150T3 (en) 1996-09-30
FI896315A0 (fi) 1989-12-28
PL162494B1 (pl) 1993-12-31
KR900008942A (ko) 1990-07-02
HU208312B (en) 1993-09-28
NO895273L (no) 1990-07-02
US5380743A (en) 1995-01-10
RU2096406C1 (ru) 1997-11-20
DE68926615T2 (de) 1996-12-19
AU4734889A (en) 1990-07-05
DK174856B1 (da) 2003-12-29
DK670389A (da) 1990-06-30
MY106250A (en) 1995-04-29
JP2637828B2 (ja) 1997-08-06
DK670389D0 (da) 1989-12-28
EP0378953A1 (fr) 1990-07-25
TR24925A (tr) 1992-07-01
IL92862A0 (en) 1990-09-17
NO174389C (no) 1994-04-27
KR0160940B1 (ko) 1998-11-16
HU896769D0 (en) 1990-03-28
AU4628293A (en) 1993-12-02
PT92752B (pt) 1995-12-29
EG18944A (en) 1994-06-30
BR8906903A (pt) 1990-09-25
AU665270B2 (en) 1995-12-21
DE68926615D1 (de) 1996-07-11
CN1044814A (zh) 1990-08-22
FI96027B (fi) 1996-01-15
UA47384C2 (uk) 2002-07-15
CN1031971C (zh) 1996-06-12
NO895273D0 (no) 1989-12-27
SK279135B6 (sk) 1998-07-08
FI96027C (fi) 1996-04-25
AU637779B2 (en) 1993-06-10
CZ282295B6 (cs) 1997-06-11
PT92752A (pt) 1990-06-29
HUT54357A (en) 1991-02-28
CZ743489A3 (en) 1997-01-15
NO174389B (no) 1994-01-17
MA21706A1 (fr) 1990-07-01
CA2006309C (fr) 2001-12-18
OA09153A (fr) 1991-10-31
JPH02237979A (ja) 1990-09-20
NZ231983A (en) 1992-12-23
IL92862A (en) 1996-01-19
SK743489A3 (en) 1998-07-08
ATE138917T1 (de) 1996-06-15
US5639918A (en) 1997-06-17

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